Forehand to Foreplay: A Serve of Sibling Lust

The siblings' intense game of tennis heats up as they challenge each other on and off the court. Their rallies grow more passionate, each shot a dance of dominance and submission. The sister's grunts of effort morph into moans of pleasure as she feels her brother's gaze on her body. She serves, her ass high in the air, taunting him. He returns, his cock straining against his shorts, eager to volley more than just the ball.

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